
Nairn
Nairn Inspection Port – 4" Screw-In Deck Plate | Waterproof Access Hatch
The Nairn 4" Inspection Port is a screw-in waterproof access hatch designed for secure, reliable access to sealed compartments in boats, kayaks, and marine enclosures. Made from UV-stabilised, impact-resistant plastic, this round deck plate resists sun, salt, and wear — perfect for New Zealand's harsh marine environments.
Its low-profile, flush-fit design makes it ideal for tight or visible installations, while the o-ring seal ensures water-tight protection from splashes and spray.
Now available at Barton Marine NZ, your trusted supplier of quality marine fittings and boat hardware.
✅ Key Features
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4" Nairn inspection port with screw-in lid
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Watertight o-ring seal – ideal for marine use
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UV-resistant, durable plastic construction
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Low-profile flush fit for decks and compartments
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Suitable for boats, kayaks, and jet skis
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Supplied by Barton Marine NZ – marine access hatch specialists
Measurements
-100mm opening
-110mm cutout
-Overall 145mm